作者: Sung-Ha Kim , Kirill Sergeevich Sokolov
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摘要: An illumination system includes an unit having at least one light emitting device which emits a beam of predetermined wavelength and holographic optical element reduces cross section the emitted from device, path changer changes proceeding incident passing through element. A projector input element, display forms image by processing according to signal, projection lens magnifies formed projects magnified toward screen.